This is a example to wizard layout in UI library:<?phpuse UI\Window;use UI\Size;use UI\Controls\Button;use UI\Controls\Grid;use UI\Controls\Box;use UI\Controls\Form;use UI\Controls\Entry;use UI\Controls\Label;$window = new Window('Wizard Sample Layout', new Size(640, 480), TRUE);$window->setMargin(true);$content = new Form();$content->setPadded(true);$content->append('User:', new Entry());$content->append('Password:', new Entry(Entry::Password));$grid = new Grid();$grid->setPadded(false);$grid->append(new Label('Wizard Sample'), 0, 0, 6, 1, true, Grid::Fill, false, Grid::Fill);$grid->append($content, 0, 1, 6, 1, false, Grid::Fill, true, Grid::Fill);$left_box = new Box(Box::Horizontal);$left_box->append(new Button('&About'));$left_box->append(new Button('&Help'));$right_box = new Box(Box::Horizontal);$right_box->append(new Button('&Back'));$right_box->append(new Button('&Forward'));$right_box->append(new Button('&Close'));$grid->append($left_box, 0, 2, 1, 1, true, Grid::Start, false, Grid::Fill);$grid->append($right_box, 5, 2, 1, 1, true, Grid::End, false, Grid::Fill);$window->add($grid);$window->show();UI\run();?>